ON Semiconductor · Electronic Components
MJE371
TRANS PWR PNP 4A 40V TO225AA
Part NumberMJE371
ManufacturerON Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-724-0532 (NSN)
Federal Item NameTRANSISTOR
MaterialPLASTIC ENCLOSURE
Current Rating4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 2.00 AMPERES MAXIMUM BASE CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.635 INCHES MINIMUM AND 0.645 INCHES MAXIMUM
Overall Width0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
Overall Height0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
Special FeaturesJUNCTION PATTERN ARRANGEMENT: PNP
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic40.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is MJE371 available?
We can source MJE371 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is MJE371 by ON Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MJE371 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like MJE371?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for MJE371?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.